This plugin adds landing page for each product.
Each product will have landing page with URL
http://yourstore.com/landingpage/{productkey}

Plugin has preconfigure templates and you can change it easy. Each Landing page allows to purchase product.

The unregistered version has only one limitation – 30 days trial period.

Compatible for NopCommerce 4.30, 4.20, 4.10, 4.00, 3.90.

How to install and configure the plug-in.